Factory wholesale 15a Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa

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Factory wholesale 15a Circuit Breaker - DAB7 L7 Mini circuit breaker – DaDa Detail:

Product Model	Pole	Trip type	Rated current
DAB7-63	1P	C	63
	1P 2P 3P 4P	B：Type B C：Type C D：Type D	1：1A 10：10A 32：32A 2：2A 16：16A 40：40A 3：3A 20：20A 50：50A 4：4A 25：25A 63：63A 6：6A

Normal operating conditions and installation conditions

■ Ambient air temperature of L7 6/10KA Miniature Circuit Breaker: -5℃~40℃, and average temperature in 24h below +35℃.
■ Altitude of the installation site should not exceed 2000m.
■ Atmospheric relative humidity at ambient air temperature is + 40℃ for not more than 50%, in the low temperature can have higher relative humidity. Consider the temperature changes in product on the surface of the gel and take special measures.
■ Pollution degree: Ⅱ.
■ Installation conditions: installed in a place without significant impact, vibration, no explosion in the medium.
■ Installation: mounted on the TH35-7.5 rail.
■ Installation category: Ⅱ, Ⅲ.

Product Categories

■ According to the poles, L7 is divided into: single pole, two poles, three poles, four poles and other types;
■ According to the instantaneous tripping current form: C type, D type (B type can be customized when required);
■ According to the rated current: 1A, 2A, 3A, 6A, 10A, 16A, 20A, 25A, 32A, 40A, 50A, 60A, 63A;
■ According to the rated voltage: 110V, 230V (220V), 400V (380V) (230V for single pole, 400V for two poles, three poles and four poles);

Description of trip type of DAB7-63 Miniature Circuit Breaker (6/10KA MCB)

Type B: Suitable to provide line protection for resistive load and low sense power distribution system, and line protection of more electronic circuit, commonly used in electric vehicle protection.
Type C: Suitable to provide line protection for inductive load and high sense lighting system, generally referred to as distribution protection.
Type D: Suitable to provide line protection for high inductive load and distribution system with a larger impact current, generally referred to as power protection.

Introduction of poles

The number of poles:
A. Single-pole circuit breakers;
B. Two-pole circuit-breakers with two protective poles;
C. Three-pole circuit-breakers with three protective poles;
D. Four-pole circuit-breakers with four protective poles.

Technical parameters

Rated short – circuit capacity

Rated current	Pole	Rated voltage（V）	Rated short – circuit current（kA）
1~63A	1P	230/400	6/10kA mcb
1~63A	2P、3P、4P	400	6/10kA mcb

Mechanical And Electrical Life

Category	Time	Operating frequency（time/h）	Rated current（A）
Electrical Life	4000	240	6~32
Electrical Life	4000	120	40~63
Mechanical Life	10000	240	6~63

Over-current protection characteristics under the environment temperature of 30 ℃ ~ 35 ℃

No.	Rated current (A)	Initial state	Test current	Set time	Prosrective result	Remark
1	6~63	Cold	1.13In	t≤1h	Non tripping
2	6~63	Then after the last test	1.45In	t≤1h	Tripping	The current rise steadily to a fixed value within 5S
3	In≤32	Cold	2.55In	1s＜t＜60s	Tripping
3	In＞32	Cold	2.55In	1s＜t＜120s	Tripping
4	6~63	Cold	5In	t≤0.1s	Non tripping	Type C
			10In	t＜0.1s	Tripping	Type C
			10In	t≤0.1s	Non tripping	Type D
			20In	t＜0.1s	Tripping	Type D

Trip type	Rated current A	Rated short – circuit breaking capacity A	COSΦ
C、D	6≤In≤63	6/10KA mcb	0.45~0.50

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